Laws of hydrostatics. Fluid and gas kinematics. Continuum equation. Bernoulli's law. Peculiarities of Bernoulli's law for a gas. Flow through orifices and nozzles. Fluid consumption equation. Pumps. Classification and characteristics of the pumps. Special phenomena in the fluid flow in the pipes. Hydraulic calculation of the pipes. Fluid vortices. Fundamentals of the theory of potential flows. Fundamentals of dimensional analysis and similarity. Small perturbations and pressure shocks in the air flow. Fundamentals of the boundary layer theory.